发明名称 |
Satellite based positioning method and system for coarse location positioning |
摘要 |
A satellite based positioning method and system including storing satellite sub-almanac data on a mobile station. Embodiments include using the sub-almanac data to take measurements and calculate a coarse position of the mobile station. Embodiments further include a location server calculating a correction to the coarse position, and the location server determining whether any sub-almanacs used to calculate the coarse position require replacement. |
申请公布号 |
US8116976(B2) |
申请公布日期 |
2012.02.14 |
申请号 |
US20070835300 |
申请日期 |
2007.08.07 |
申请人 |
GARIN LIONEL J.;SCHMIDT KURT C.;CSR TECHNOLOGY INC. |
发明人 |
GARIN LIONEL J.;SCHMIDT KURT C. |
分类号 |
G01S19/24;H04B7/185;G01C21/00;G01C21/26;G01S1/00;G01S19/06;G01S19/26;G01S19/42;G06G7/78 |
主分类号 |
G01S19/24 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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